#40c3fe
a balanced, electric cyan · cool · closest name: skyblue
RGB
64, 195, 254
HSL
199°, 99%, 62%
CMYK
75, 23, 0, 0
Luminance
0.4728
Every format
| HEX | #40c3fe |
| RGB | rgb(64, 195, 254) |
| HSL | hsl(199, 99%, 62%) |
| CMYK | cmyk(75%, 23%, 0%, 0%) |
| LAB | lab(74.4 -16.3 -39.1) |
| LCH | lch(74.4 42.4 247.3) |
| OKLCH | oklch(0.772 0.139 232.5) |
Copy-ready code
/* CSS */
color: #40c3fe;
background-color: #40c3fe;
/* Tailwind (arbitrary) */
class="text-[#40c3fe] bg-[#40c3fe]"
/* SCSS */
$brand: #40c3fe;
/* SwiftUI */
Color(red: 0.251, green: 0.765, blue: 0.996)
/* Android */
Color.parseColor("#40c3fe")Accessibility — WCAG contrast
Aa
#40c3fe on white: 2.01:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#40c3fe on black: 10.46:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red25.1%
Green76.5%
Blue99.6%
CMYK percentages
Cyan74.8%
Magenta23.2%
Yellow0.0%
Key (black)0.4%
Color previews
#40c3fe text on a black background
contrast 10.46:1
Card sample
#40c3fe text on a white background
contrast 2.01:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #40c3fe;
Background color
Panel with #40c3fe background
background-color: #40c3fe;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #40c3fe;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(64, 195, 254, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(64, 195, 254, 0.45);
Border & gradient
Gradient panel
border: 3px solid #40c3fe; background: linear-gradient(135deg, #40c3fe, #4045FE);